Malware Analysis Report

2025-01-23 07:47

Sample ID 241108-kv4pqszdmk
Target c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83
SHA256 c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83
Tags
healer redline fukia discovery dropper evasion infostealer persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83

Threat Level: Known bad

The file c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer

Detects Healer an antivirus disabler dropper

RedLine

Redline family

Modifies Windows Defender Real-time Protection settings

RedLine payload

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Launches sc.exe

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 08:56

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 08:56

Reported

2024-11-08 08:58

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kEE92fW.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2216 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe
PID 2216 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe
PID 2216 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe
PID 396 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe
PID 396 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe
PID 396 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe
PID 2640 wrote to memory of 3596 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe
PID 2640 wrote to memory of 3596 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe
PID 2640 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kEE92fW.exe
PID 2640 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kEE92fW.exe
PID 2640 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kEE92fW.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83.exe

"C:\Users\Admin\AppData\Local\Temp\c15424fc735d699377f346d0fd001000c05880e875f122d1d1061483b8c19a83.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kEE92fW.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kEE92fW.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sun54We.exe

MD5 5968f9a372a588ade7bba5a9c50d5f3e
SHA1 61d87e3eef08dcb2010bcf4fbf0dfd254b85e4f7
SHA256 7a44fd63cd58944977d3b6384234ce18022af5654298322eb6fae4101e5c74b6
SHA512 9c9348c38e342f15148c92c80578ae875225b35ad33df91238d2da27a23ee533a64a5b7ae7feb437490dc0b3b39f81995d97c92f9c756e574a5bb0c4cb379894

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sAd41fP.exe

MD5 106127fba669c2a8e92df8324770be7c
SHA1 6165117570be3119803dea73382c72c498ea80b7
SHA256 6155ad060e1432c4a1ad8b939885d68c24dc4768c3868ebfc0f924cf5612e728
SHA512 14241dbd19cfe5156763c5930eae1d29541503118c7f321f90f8902f736c912d4c9077b707b50536ae9ff6ee42784cff9ae8fc94ec7ca0136ab73b83bd9bbebe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iHg54MM.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/3596-21-0x00007FFE30163000-0x00007FFE30165000-memory.dmp

memory/3596-22-0x0000000000350000-0x000000000035A000-memory.dmp

memory/3596-23-0x00007FFE30163000-0x00007FFE30165000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kEE92fW.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/2976-28-0x0000000000A50000-0x0000000000A82000-memory.dmp

memory/2976-29-0x00000000059B0000-0x0000000005FC8000-memory.dmp

memory/2976-30-0x0000000005530000-0x000000000563A000-memory.dmp

memory/2976-31-0x0000000005470000-0x0000000005482000-memory.dmp

memory/2976-32-0x00000000054D0000-0x000000000550C000-memory.dmp

memory/2976-33-0x0000000005640000-0x000000000568C000-memory.dmp